/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.flink.runtime.state.heap;

/**
 * Status of the node.
 */
public enum NodeStatus {

	PUT((byte) 0), REMOVE((byte) 1);

	private final byte value;

	NodeStatus(byte value) {
		this.value = value;
	}

	public byte getValue() {
		return value;
	}

	public static NodeStatus valueOf(byte value) {
		switch (value) {
			case 0:
				return PUT;
			case 1:
				return REMOVE;
			default:
				throw new IllegalArgumentException("Unknown type: " + value);
		}
	}
}
